Mr. Matsumoto currently serves as the President of Island Holdings, Inc., and Chairman and CEO of Island Insurance Company, Ltd. He serves as a Board of Director for City Bank, Hawaiian Host, Inc., and Sutter Health Pacific. As an active and recognized civic leader, he is also involved in various community organizations such as the Japanese Cultural Center of Hawaii and serves as a trustee for the State of Hawaii's Employee Retirement System.

Prior to joining Island Holdings, Mr. Matsumoto practiced law in Hawaii for over 20 years as a founder and managing partner of Matsumoto LaFountaine & Chow. Before forming his own law firm, Mr. Matsumoto was a partner in the law firm of Fujiyama Duffy & Fujiyama. Mr. Matsumoto earned his Juris Doctorate degree from the University of California at Berkley, Boalt Hall and his Bachelor of Science in Sociology, magna cum laude, from the University of San Francisco.